BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 299 51.6%
2 United States 117 20.2%
3 Netherlands 59 10.2%
4 Germany 32 5.5%
5 Canada 19 3.3%
6 Singapore 13 2.2%
7 Hong Kong 11 1.9%
8 Australia 10 1.7%
9 France 6 1%
10 Russia 4 0.7%
11 Malaysia 3 0.5%
12 Luxembourg 2 0.3%
13 Macao 2 0.3%
14 Italy 1 0.2%
15 Brazil 1 0.2%